Noun cracker has 5 senses
  1. cracker - a thin crisp wafer made or flour and water with or without leavening and shortening; unsweetened or semisweet
    --1 is a kind of
    bread, breadstuff, staff of life
    --1 has particulars:
     saltine; soda cracker; oyster cracker; water biscuit; graham cracker; pretzel
  2. redneck, cracker - a poor white person in the southern United States
    --2 is a kind of rustic
  3. cracker - a programmer who `cracks' (gains unauthorized access to) computers, typically to do malicious things; "crackers are often mistakenly called hackers"
    --3 is a kind of
    programmer, computer programmer, coder, software engineer
  4. firecracker, cracker, banger - firework consisting of a small explosive charge and fuse in a heavy paper casing
    --4 is a kind of firework, pyrotechnic
    --4 has particulars: cannon cracker; cherry bomb; whizbang, whizzbang
    Derived form: verb crack2
  5. cracker, snapper, cracker bonbon - a party favor consisting of a paper roll (usually containing candy or a small favor) that pops when pulled at both ends
    --5 is a kind of party favor, party favour, favor, favour
    Derived form: verb crack3
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